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For the Inventor, By the Inventor

Tokyo, Japan

Masaki Koshi

This inventor holds 4 USPTO granted patents. Top assignees: Sumitomo Wiring System, Ltd., Other. Active years: 1978-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaki Koshi. Retrieved from https://idiyas.com/inventor/masaki-koshi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 3

Forward Citations = 55(Granted Patents)


Location History:

  • Nakameguro, Meguro-ku, Tokyo, JP (1978)
  • Yoyogi, Shibuya-ku, Tokyo, JP (1992)
  • Shibuya-ku, Tokyo, JP (1991 - 1994)

Company Filing History:

goldMedal2 out of 33 
 
Sumitomo Wiring System, Ltd.
 patents
silverMedal4 out of 834,659 
Other
 patents
where one patent can have more than one assignee

Years Active: 1978-1994

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4 patents (USPTO):Explore Patents
1. 5282503 - Anti-skid device for use on pneumatic tires (1994-02-01),
2. 5147479 - Anti-skid device for use on pneumatic tires for automotive vehicles (1992-09-15),
3. 5076335 - Antiskid device having rotatable crossbands (1991-12-31),
4. 4105086 - System for controlling vehicular four-wheel steering mechanisms (1978-08-08),

Title: Masaki Koshi: Innovator in Anti-Skid Technology

Introduction

Masaki Koshi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of automotive safety through his innovative designs. With a total of four patents to his name, Koshi has focused on developing advanced anti-skid devices for pneumatic tires.

Latest Patents

Koshi's latest patents include an anti-skid device designed for use on pneumatic tires of automotive vehicles. This device features a supporting ring that is rotatably mounted on a detachable mounting plate. The design incorporates a plurality of ribs made from elastic and tough materials, extending from the outer side of the tire to its tread. Additionally, the device includes first and second endless bands located at the leading-end portion of each rib, secured by rivets at their intersections. A counter-measure is also provided to prevent imbalances in the stretch of the bands. The mounting plate is designed with insertion and fixation holes that facilitate secure attachment to the vehicle's wheel.

Career Highlights

Throughout his career, Masaki Koshi has worked with reputable companies, including Sumitomo Wiring System, Ltd. His experience in the automotive industry has greatly influenced his innovative approach to tire safety technology.

Collaborations

Koshi has collaborated with notable coworkers such as Shouji Yamada and Akihiko Watanabe. Their combined expertise has contributed to the successful development of his patented technologies.

Conclusion

Masaki Koshi's work in anti-skid technology exemplifies his commitment to enhancing automotive safety. His innovative designs continue to impact the industry positively.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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